Question: The department of management science at Tech has sampled 250

The department of management science at Tech has sampled 250 of its majors and compiled the following frequency distribution of grade point averages (on a 4.0 scale) for the previous semester:


The sample mean (x–) for this distribution is 2.5, and the sample standard deviation (s) is 0.72. Determine whether the student GPAs are normally distributed, using a .05 level of significance(i.e.,).
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  • CreatedJuly 17, 2014
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